Water vapour permeability tester (absorption tester) with 34 mm cutting die

The device consists of six (6) test glass bottles and a screw cap with the prescribed circular opening, which with the help of a click and click system is positioned on a vertically mounted turntable. Turntable turning at 75 rpm 5 rpm and fan unit turning at 1400 rpm 100 rpm in the opposite direction of turntable. The space in which occurs rotation of the test bottles is closed with a sliding door, with a magnetic safety contact switch. The device has a control unit with an alphanumeric LCD screen to adjust the time period of the testing and a sound signal for the end of the test.